20mm cannon

Accession Number F02499
Collection type Film
Measurement 36 min 4 sec
Object type Training and Technical films
Physical description 16mm/b&w/sound
Place made Australia
Date made 1940s
Access Open
Conflict Second World War, 1939-1945
Copyright

Item copyright: Copyright expired - public domain

Public Domain Mark This item is in the Public Domain

Description

An RAAF training film on the 20mm Hispano Cannon of the type mounted on the Supermarine Spitfire. The film covers the examination of the external parts, the barrel assembly, stripping the cannon, removal of the breach block, removal of the pistol assembly, stripping the front mounting unit, removal of the sear assembly, the mechanism of the cannon, unlocking the breach block, action of the firing pin, extraction and ejection. Of interest in this film are the cartoon titles which precede each section.

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  • Video of 20mm cannon (video)